/********************** Nav_Menu ***************************/
#nav_menu {margin: 0;padding: 0;}

#nav_menu li {list-style: none;height: 37px;position: relative;}

#nav_menu li a {height: 37px;text-indent: -9000px; display: block;}

#nav_menu .current a { background-position: 0 -37px; }
	
/********************** Buttons ***************************/
	
a#home,
a#about,
a#schedule{	width: 105px;height: 37px;}
	
a#home { background-image: url(images/home.gif); }
a#about { background-image: url(images/about.gif); }
a#schedule { background-image: url(images/schedule.gif); }
		
a#home:hover,
a#about:hover,
a#schedule:hover{ background-position: 0 -37px; }